The Timken Company
The Timken Company
4500 Mt Pleasant St. NW
N. Canton, OH 44720
Phone: (234) 262-3000
E-Mail: CustomerCAD@timken.com • Web site: www.timken.com
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Key Features

  • Available in single, double and multi-row configurations, as well as proprietary sizes
  • Designed in collaboration with OE engineers to design, engineer and test bearings for premium performance in many applications
  • Power dense designs allow for heavier loads and can help extend bearing life
  • Optimized internal geometry lowers torque and operating temperatures to extend lubrication system life
  • Can be designed to withstand high-corrosive, high-temperature and vacuum or low-lubrication environments with proprietary enhancements
Timken_TRB_1ROWASSY_TSF_32312BM-90KM2-T
TRB TSF Line Drawing
Unit of Measure
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Part Number

Bore (d)

O.D. (D)

Inner Ring Width (B)

Outer Ring Width (C)

Width (T)

Dynamic Radial Load Rating - 1M Revs (C1) 

Static Radial Load Rating (C0)

Series

CAD

479 / 472B N/A 2.625 in66.675 mm N/A 4.7244 in120.000 mm N/A 1.142 in29.007 mm N/A 0.9542 in24.237 mm N/A 0.4368 in11.095 mm N/A 32200 lbf143000 N N/A 41900 lbf186000 N N/A 475 N/A
480 / 472B N/A 2.6875 in68.263 mm N/A 4.7244 in120.000 mm N/A 1.142 in29.007 mm N/A 0.9542 in24.237 mm N/A 0.4368 in11.095 mm N/A 32200 lbf143000 N N/A 41900 lbf186000 N N/A 475 N/A
475 / 472-B N/A 2.1654 in55.001 mm N/A 4.7244 in120.000 mm N/A 1.142 in29.007 mm N/A 0.9542 in24.237 mm N/A 0.4368 in11.095 mm N/A 32200 lbf143000 N N/A 41900 lbf186000 N N/A 475 N/A
484 / 472-B N/A 2.7559 in70 mm N/A 4.7244 in120.000 mm N/A 1.142 in29.007 mm N/A 0.9542 in24.237 mm N/A 0.4368 in11.095 mm N/A 32200 lbf143000 N N/A 41900 lbf186000 N N/A 475 N/A
47686 / 47620-B N/A 3.25 in82.55 mm N/A 5.25 in133.35 mm N/A 1.3125 in33.338 mm N/A 1.0313 in26.195 mm N/A 0.5 in12.7 mm N/A 48100 lbf214000 N N/A 58900 lbf262000 N N/A 47600 N/A
47685 / 47620-B N/A 3.25 in82.55 mm N/A 5.25 in133.35 mm N/A 1.3125 in33.338 mm N/A 1.0313 in26.195 mm N/A 0.5 in12.7 mm N/A 48100 lbf214000 N N/A 58900 lbf262000 N N/A 47600 N/A
47681 / 47620-B N/A 3.1875 in80.963 mm N/A 5.25 in133.35 mm N/A 1.3125 in33.338 mm N/A 1.0313 in26.195 mm N/A 0.5 in12.7 mm N/A 48100 lbf214000 N N/A 58900 lbf262000 N N/A 47600 N/A
47890 / 47825-B N/A 3.625 in92.075 mm N/A 5.625 in142.875 mm N/A 1.375 in34.925 mm N/A 1.0313 in26.195 mm N/A 0.5937 in15.080 mm N/A 44300 lbf197000 N N/A 69000 lbf307000 N N/A 47800 N/A
47896 / 47825-B N/A 3.75 in95.25 mm N/A 5.625 in142.875 mm N/A 1.375 in34.925 mm N/A 1.0313 in26.195 mm N/A 0.5937 in15.080 mm N/A 44300 lbf197000 N N/A 69000 lbf307000 N N/A 47800 N/A
48290 / 48220-B N/A 5 in127 mm N/A 7.1875 in182.563 mm N/A 1.5 in38.1 mm N/A 1.3125 in33.338 mm N/A 0.5 in12.7 mm N/A 60200 lbf268000 N N/A 111000 lbf493000 N N/A 48200 N/A
48286 / 48220-B N/A 4.875 in123.825 mm N/A 7.1875 in182.563 mm N/A 1.5 in38.1 mm N/A 1.3125 in33.338 mm N/A 0.5 in12.7 mm N/A 60200 lbf268000 N N/A 111000 lbf493000 N N/A 48200 N/A
48385-99410 N/A 5.25 in133.35 mm N/A 7.5 in190.5 mm N/A 1.5625 in39.688 mm N/A 1.3125 in33.338 mm N/A 0.4688 in11.908 mm N/A 63600 lbf283000 N N/A 122000 lbf542000 N N/A 48300 N/A
48685 / 48620-B N/A 5.625 in142.875 mm N/A 7.875 in200.025 mm N/A 1.5625 in39.688 mm N/A 1.3437 in34.13 mm N/A 0.5 in12.7 mm N/A 64400 lbf286000 N N/A 126000 lbf560000 N N/A 48600 N/A
495 / 493-B N/A 3.25 in82.55 mm N/A 5.375 in136.525 mm N/A 1.172 in29.769 mm N/A 0.875 in22.225 mm N/A 0.5305 in13.475 mm N/A 34700 lbf154000 N N/A 48600 lbf216000 N N/A 495 N/A
498 / 493-B N/A 3.3125 in84.138 mm N/A 5.375 in136.525 mm N/A 1.172 in29.769 mm N/A 0.875 in22.225 mm N/A 0.5305 in13.475 mm N/A 34700 lbf154000 N N/A 48600 lbf216000 N N/A 495 N/A
495A / 493-B N/A 3 in76.2 mm N/A 5.375 in136.525 mm N/A 1.172 in29.769 mm N/A 0.875 in22.225 mm N/A 0.5305 in13.475 mm N/A 34700 lbf154000 N N/A 48600 lbf216000 N N/A 495 N/A
496 / 493-B N/A 3.1875 in80.963 mm N/A 5.375 in136.525 mm N/A 1.172 in29.769 mm N/A 0.875 in22.225 mm N/A 0.5305 in13.475 mm N/A 34700 lbf154000 N N/A 48600 lbf216000 N N/A 495 N/A
497 / 493-B N/A 3.375 in85.725 mm N/A 5.375 in136.525 mm N/A 1.172 in29.769 mm N/A 0.875 in22.225 mm N/A 0.5305 in13.475 mm N/A 34700 lbf154000 N N/A 48600 lbf216000 N N/A 495 N/A
49576 / 49520-B N/A 1.75 in44.45 mm N/A 4 in101.6 mm N/A 1.25 in31.75 mm N/A 1 in25.4 mm N/A 0.4688 in11.908 mm N/A 35400 lbf157000 N N/A 35000 lbf155000 N N/A 49500 N/A
49585 / 49520-B N/A 2 in50.8 mm N/A 4 in101.6 mm N/A 1.25 in31.75 mm N/A 1 in25.4 mm N/A 0.4688 in11.908 mm N/A 35400 lbf157000 N N/A 35000 lbf155000 N N/A 49500 N/A
52400 / 52618-B N/A 4 in101.6 mm N/A 6.1875 in157.163 mm N/A 1.4219 in36.116 mm N/A 1.0313 in26.195 mm N/A 0.6562 in16.667 mm N/A 50200 lbf223000 N N/A 77000 lbf343000 N N/A 52000 N/A
EE526130 / 526190-B N/A 13 in330.2 mm N/A 19 in482.6 mm N/A 3.1562 in80.167 mm N/A 2.375 in60.325 mm N/A 1.625 in41.275 mm N/A 281000 lbf1250000 N N/A 523000 lbf2320000 N N/A 526000 N/A
52375 / 52630XB N/A 3.75 in95.25 mm N/A 6.2992 in160.000 mm N/A 1.4219 in36.116 mm N/A 1.0313 in26.195 mm N/A 0.6562 in16.667 mm N/A 50200 lbf223000 N N/A 77000 lbf343000 N N/A 52000 N/A
52400-90149 N/A 4 in101.6 mm N/A 6.2992 in160.000 mm N/A 1.4219 in36.116 mm N/A 1.0313 in26.195 mm N/A 0.6562 in16.667 mm N/A 50200 lbf223000 N N/A 77000 lbf343000 N N/A 52000 N/A
52387 / 52637-B N/A 3.875 in98.425 mm N/A 6.375 in161.925 mm N/A 1.4219 in36.116 mm N/A 1.0313 in26.195 mm N/A 0.6562 in16.667 mm N/A 50200 lbf223000 N N/A 77000 lbf343000 N N/A 52000 N/A
Unit of Measure
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